804116127361 has 4 divisors (see below), whose sum is σ = 809237886292. Its totient is φ = 798994368432.

The previous prime is 804116127343. The next prime is 804116127391. The reversal of 804116127361 is 163721611408.

804116127361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 214646890000 + 589469237361 = 463300^2 + 767769^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-804116127361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (804116127391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2560879230 + ... + 2560879543.

It is an arithmetic number, because the mean of its divisors is an integer number (202309471573).

Almost surely, 2^804116127361 is an apocalyptic number.

It is an amenable number.

804116127361 is a deficient number, since it is larger than the sum of its proper divisors (5121758931).

804116127361 is a wasteful number, since it uses less digits than its factorization.

804116127361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5121758930.

The product of its (nonzero) digits is 48384, while the sum is 40.

Adding to 804116127361 its reverse (163721611408), we get a palindrome (967837738769).

The spelling of 804116127361 in words is "eight hundred four billion, one hundred sixteen million, one hundred twenty-seven thousand, three hundred sixty-one".